CA1072205A - Data storage apparatus with track centering - Google Patents
Data storage apparatus with track centeringInfo
- Publication number
- CA1072205A CA1072205A CA240,571A CA240571A CA1072205A CA 1072205 A CA1072205 A CA 1072205A CA 240571 A CA240571 A CA 240571A CA 1072205 A CA1072205 A CA 1072205A
- Authority
- CA
- Canada
- Prior art keywords
- servo
- track
- data
- tracks
- storage apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000013500 data storage Methods 0.000 title claims abstract description 18
- 239000003990 capacitor Substances 0.000 claims abstract description 35
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 230000000717 retained effect Effects 0.000 claims description 3
- 101000606504 Drosophila melanogaster Tyrosine-protein kinase-like otk Proteins 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000272470 Circus Species 0.000 description 1
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
- 241000158147 Sator Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/04—Electroplating: Baths therefor from solutions of chromium
- C25D3/06—Electroplating: Baths therefor from solutions of chromium from solutions of trivalent chromium
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5362474A GB1431639A (en) | 1974-12-11 | 1974-12-11 | Electroplating chromium and its alloys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1072205A true CA1072205A (en) | 1980-02-19 |
Family
ID=10468459
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA240,571A Expired CA1072205A (en) | 1974-12-11 | 1975-11-26 | Data storage apparatus with track centering |
| CA240,570A Expired CA1064424A (en) | 1974-12-11 | 1975-11-26 | Electroplating chromium and its alloys |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA240,570A Expired CA1064424A (en) | 1974-12-11 | 1975-11-26 | Electroplating chromium and its alloys |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5175631A (cg-RX-API-DMAC10.html) |
| CA (2) | CA1072205A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2545654C2 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2294250A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1431639A (cg-RX-API-DMAC10.html) |
| HK (1) | HK24081A (cg-RX-API-DMAC10.html) |
| IT (1) | IT1049022B (cg-RX-API-DMAC10.html) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1596995A (en) * | 1977-06-14 | 1981-09-03 | Ibm | Electroplating chromium and its alloys |
| GB1571193A (en) * | 1976-12-16 | 1980-07-09 | Ibm Uk | Electroplating chromium and its alloys |
| GB1552263A (en) * | 1977-03-04 | 1979-09-12 | Bnf Metals Tech Centre | Trivalent chromium plating baths |
| GB1602404A (en) * | 1978-04-06 | 1981-11-11 | Ibm | Electroplating of chromium |
| IN153802B (cg-RX-API-DMAC10.html) * | 1978-11-11 | 1984-08-18 | Ibm | |
| GB2034354B (en) * | 1978-11-11 | 1982-12-01 | Ibm | Elimination of anode hydrogen cyanide formation in trivalent chromium plating |
| GB2051861B (en) * | 1979-06-29 | 1983-03-09 | Ibm | Deposition of thick chromium films from trivalent chromium plating solutions |
| GB2038361B (en) * | 1978-11-11 | 1983-08-17 | Ibm | Trivalent chromium plating bath |
| GB2071151B (en) * | 1980-03-10 | 1983-04-07 | Ibm | Trivalent chromium electroplating |
| GB2093861B (en) * | 1981-02-09 | 1984-08-22 | Canning Materials W Ltd | Bath for electrodeposition of chromium |
| GB8411063D0 (en) * | 1984-05-01 | 1984-06-06 | Mccormick M | Chromium electroplating |
| WO2012150198A2 (en) | 2011-05-03 | 2012-11-08 | Atotech Deutschland Gmbh | Electroplating bath and method for producing dark chromium layers |
| CN111876801A (zh) * | 2020-07-15 | 2020-11-03 | 南昌航空大学 | 一种无裂纹Ni-Cr合金镀层及其制备方法和应用 |
-
1974
- 1974-12-11 GB GB5362474A patent/GB1431639A/en not_active Expired
-
1975
- 1975-10-11 DE DE19752545654 patent/DE2545654C2/de not_active Expired
- 1975-10-13 FR FR7532215A patent/FR2294250A1/fr active Granted
- 1975-11-18 IT IT2937875A patent/IT1049022B/it active
- 1975-11-19 JP JP13829275A patent/JPS5175631A/ja active Granted
- 1975-11-26 CA CA240,571A patent/CA1072205A/en not_active Expired
- 1975-11-26 CA CA240,570A patent/CA1064424A/en not_active Expired
-
1981
- 1981-05-28 HK HK24081A patent/HK24081A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2545654C2 (de) | 1982-09-16 |
| FR2294250A1 (fr) | 1976-07-09 |
| HK24081A (en) | 1981-06-05 |
| DE2545654A1 (de) | 1976-06-16 |
| IT1049022B (it) | 1981-01-20 |
| JPS5175631A (en) | 1976-06-30 |
| GB1431639A (en) | 1976-04-14 |
| FR2294250B1 (cg-RX-API-DMAC10.html) | 1979-05-04 |
| JPS5621075B2 (cg-RX-API-DMAC10.html) | 1981-05-16 |
| CA1064424A (en) | 1979-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |